Teaching material printing quality detection device

Abstract

The utility model discloses a textbook printing quality detection device, relates to the technical field of textbook printing quality detection equipment, and aims to solve the problem that the conventional detection equipment is single-sided detection equipment and cannot adapt to textbook paper printing. Comprising a conveying assembly and an overturning assembly. The number of the conveying assemblies is two, and the overturning assembly is arranged at the end-to-end connecting position of the two conveying assemblies. The conveying assembly is further provided with a shooting assembly, and the shooting assembly is connected with an external printing detection system. Through cooperation of the two conveying assemblies and the overturning assembly, the teaching material paper can be automatically overturned in an assembly line mode, double-face detection of the teaching material paper is achieved, and the requirement for detection of the teaching material paper is met; the conveying frame is further provided with an adjusting assembly for adjusting the inclination angle of the conveying belt.

Description

Technical Field

[0001] The utility model relates to the technical field of textbook printing quality detection equipment, in particular to a textbook printing quality detection device. Background Art

[0002] The online printing quality inspection system uses machine vision as its core technology, which can effectively monitor and control the printing production process.

[0003] Textbooks are printed using double-sided printing technology, that is, images and text are printed on both sides of the paper. However, most existing detection technologies are single-sided detection and cannot be adapted to the printing detection of textbook paper. When photographing and inspecting the paper, it is necessary to rely on photographing equipment. Due to the differences in the size of textbook paper, fixed-point photographing equipment may not be able to fully photograph the paper, which has certain shortcomings.

[0004] Therefore, this application provides a textbook printing quality detection device to meet the needs. Utility Model Content

[0005] The purpose of this application is to provide a textbook printing quality detection device, which aims to solve the problem that the existing detection equipment is a single-sided detection equipment and cannot be adapted to textbook paper printing.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a textbook printing quality inspection device, comprising a conveying assembly for the printed textbook to be inspected and a turning assembly for driving the printed textbook to be inspected to turn over;

[0007] The conveying components are provided in two groups, and the flipping component is provided at the end where the two groups of conveying components meet;

[0008] The conveying assembly is also provided with a shooting assembly for collecting information of the printed teaching materials to be inspected, and the shooting assembly is connected to an external printing inspection system; the conveying assembly includes a conveying frame and a conveyor belt, and the conveying frame is rotatably connected to a conveying roller, and the conveying rollers are provided with two groups, and the two groups of conveying rollers are sleeved with the conveyor belts. The conveying frame is also provided with a motor, and the motor drives one group of conveying rollers; through the cooperation of the two groups of conveying assemblies and the flipping assembly, the teaching material paper can be automatically flipped in an assembly line-type operation to realize double-sided inspection of the teaching material paper and meet the requirements of teaching material paper inspection; the conveying frame is also provided with an adjustment assembly for adjusting the inclination angle of the conveyor belt.

[0009] Preferably, there are four adjustment components, two in a group, and they are arranged on both sides of the conveyor belt; the adjustment component includes a mounting plate and an arc block, the mounting plate is mounted on the conveyor frame by connecting bolts, the arc block is provided on the facing surface of the mounting plate and the conveyor belt, the arc block is in the shape of half a frustum, and the arc end surface is slidably connected to the conveyor belt.

[0010] Preferably, the flip assembly includes a flip frame and a flip plate, a slide groove is provided on the flip frame, a slider is slidably connected in the slide groove, and a rotating shaft is rotatably connected to the slider, one end of the rotating shaft is connected to the telescopic end of the cylinder through a bearing seat, and the other end of the rotating shaft is connected to the flip plate, and the flip plate corresponds to the position of the conveying assembly, a guide rod is also provided on the rotating shaft, and a guide sleeve is also provided on the flip frame to guide the guide rod to drive the rotating shaft to rotate 180 degrees.

[0011] Preferably, the guide sleeve is a semi-cylindrical shell with transparent ends, and a guide groove adapted to the guide rod is provided on the inner wall of the guide sleeve. The guide groove includes a straight portion and a rotating portion, and the guide rod is slidably connected to the guide groove. An adjustment component is provided on the conveying component, and the inclination angle between the conveyor belt and the horizontal plane can be changed by adjusting the arc block on the component, so that the textbook paper being conveyed is moved closer to the middle position, cooperating with the shooting component to shoot the information of the textbook paper.

[0012] Preferably, the guide rod is a T-shaped rod including a head and a neck, wherein the head is spherical and matches the size of the guide groove.

[0013] Preferably, the shooting component includes a shooting device, which uses a camera. The conveyor frame is provided with a vertical plate, and the vertical plates are provided in two groups, located on both sides of the conveyor belt. The two groups of vertical plates are slidably connected with a horizontal plate, and the horizontal plate is provided with a through hole adapted to the vertical plate. The shooting device is installed on the horizontal plate, and the horizontal plate is also provided with a threaded hole communicating with the through hole. A limiting bolt for limiting the horizontal plate is engaged in the threaded hole. A shooting component is set on the conveying component to shoot the textbook paper being transported, and the photographed information is sent to the printing quality inspection system for quality inspection. The horizontal plate, vertical plate and limiting bolt are used to adjust the distance between the shooting device and the conveyor belt to adapt to textbook paper of different sizes.

[0014] In summary, the technical effects and advantages of the utility model are:

[0015] In the present invention, through the cooperation of two sets of conveying components and flipping components, the textbook paper can be automatically flipped in an assembly line-type operation, thereby realizing double-sided detection of the textbook paper and meeting the needs of textbook paper detection.

[0016] In the present invention, a shooting component is provided on the conveying component to shoot the textbook paper being conveyed, and the shot information is transmitted to the printing quality inspection system for quality inspection. The horizontal plate, vertical plate and limit bolts are used to adjust the distance between the shooting device and the conveyor belt to adapt to textbook paper of different sizes.

[0017] In the present invention, an adjustment component is provided on the conveying component. By adjusting the arc block on the component, the inclination angle between the conveyor belt and the horizontal plane can be changed, so that the textbook paper being conveyed is moved closer to the middle position, and the shooting component is cooperated to shoot the information of the textbook paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0021] Figure 3 This is an exploded view of the first state of the flip assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the second state of the flip assembly of the present invention;

[0023] Figure 5 This is a schematic diagram of the structure of the shooting component of the present utility model;

[0024] Figure 6 This is a cross-sectional view of the adjustment component of the present invention.

[0025] In the figure: 1, conveyor assembly; 11, conveyor frame; 12, motor; 13, conveyor belt; 14, conveyor roller;

[0026] 2. Flip assembly; 21. Flip frame; 22. Slide; 23. Flip plate; 24. Rotating shaft; 25. Slider; 26. Cylinder; 27. Guide rod; 28. Guide sleeve; 29. Guide groove;

[0027] 3. Shooting assembly; 31. Vertical plate; 32. Shooting equipment; 33. Horizontal plate; 34. Limit bolt;

[0028] 4. Adjustment assembly; 41. Mounting plate; 42. Waist-shaped hole; 43. Arc block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example

[0030] refer to Figure 1-6 The device for inspecting the printing quality of textbooks shown in the figure comprises a conveying assembly 1 for the printed textbooks to be inspected and a turning assembly 2 for driving the printed textbooks to be inspected to turn 180 degrees;

[0031] The conveying assembly 1 is provided with two groups, and the flip assembly 2 is provided at the end where the two groups of conveying assemblies 1 are connected;

[0032] The conveying component 1 is also provided with a shooting component 3 for collecting information of the printed teaching materials to be inspected, and the shooting component 3 is connected to an external printing inspection system;

[0033] Conveyor Component 1: Reference Figure 1 and Figure 2 , responsible for conveying the printed textbook paper, passing through the shooting component 3, and collecting and detecting the information on the paper; the conveying component 1 includes a conveying frame 11 and a conveyor belt 13, the conveying frame 11 is rotatably connected to a conveying roller 14, the conveying roller 14 is provided with two groups, located at both ends of the conveying frame 11, the two groups of conveying rollers 14 are sleeved with the conveyor belt 13, the conveying frame 11 is also provided with a motor 12, the motor 12 drives a group of the conveying rollers 14, and when the conveying rollers 14 rotate, it can drive the conveyor belt 13 to rotate;

[0034] The conveyor frame 11 is further provided with an adjustment component 4 for adjusting the inclination angle of the conveyor belt 13 .

[0035] Adjustment Component 4: Reference Figure 2 and Figure 6, used to adjust the angle between the conveyor belt 13 and the horizontal plane, is provided on both sides of the conveyor belt 13, under the adjustment of the adjustment component 4, the horizontal height of the middle part of the conveyor belt 13 is lower than the horizontal height of the two sides, and the middle part is in a concave state, so that the teaching material paper is located in the middle part of the conveyor belt 13 as much as possible, which is convenient for the shooting component 3 to shoot; the adjustment component 4 is provided with four, two in a group, and is provided on both sides of the conveyor belt 13; the adjustment component 4 includes a mounting plate 41 and an arc block 43, the mounting plate 41 is installed on the conveyor frame 11 by connecting bolts, and the mounting plate 41 and the conveyor belt 13 facing surface are provided with the arc block 43, the arc block 43 is half a frustum, and the arc end surface is slidably connected to the conveyor belt 13.

[0036] Flip Component 2: Reference Figure 3 and Figure 4 , used for turning over the textbook paper, a group of conveying components 1 cooperates with the shooting component 3 to only shoot one side of the paper, under the action of the flipping component 2, the textbook paper is flipped to another group of conveying components 1, and the other side of the paper is photographed and tested to realize automatic detection; the flipping component 2 includes a flipping frame 21 and a flip plate 23, the flipping frame 21 is provided with a slide 22, the longitudinal section of the slide 22 is T-shaped, the slide 22 is slidably connected with a slider 25, the slider 25 is adapted to the slide 22, the The slider 25 is also rotatably connected to a rotating shaft 24 through a bearing seat. The rotating shaft 24 can only rotate on the slider 25 and cannot slide on the slider 25. One end of the rotating shaft 24 is connected to the telescopic end of the cylinder 26 through a bearing seat, and the other end of the rotating shaft 24 is connected to the flap 23. The flap 23 corresponds to the position of the conveying component 1. A guide rod 27 is also provided on the rotating shaft 24, and a guide sleeve 28 is also provided on the flip frame 21 to guide the guide rod 27 to drive the rotating shaft 24 to rotate 180 degrees.

[0037] The guide sleeve 28 is a semi-cylindrical shell with both ends transparent. A guide groove 29 adapted to the guide rod 27 is opened on the inner wall of the guide sleeve 28. The guide groove 29 includes a straight portion and a rotating portion. The guide rod 27 is slidably connected to the guide groove 29.

[0038] The guide rod 27 is a T-shaped rod including a head and a neck. The head is spherical and matches the size of the guide groove 29 .

[0039] Shooting Kit 3: Reference Figure 5, used to shoot textbook paper and transmit the photographed information to the external printing inspection system to detect the quality of textbook paper; the shooting component 3 includes a shooting device 32, and the shooting device 32 uses a camera. The conveyor frame 11 is provided with a vertical plate 31, and the vertical plate 31 is provided with two groups, located on both sides of the conveyor belt 13, and the two groups of vertical plates 31 are slidably connected with a horizontal plate 33, and the horizontal plate 33 is provided with a through hole adapted to the vertical plate 31, and the shooting device 32 is installed on the horizontal plate 33, and the horizontal plate 33 is also provided with a threaded hole communicating with the through hole, and a limiting bolt 34 for limiting the horizontal plate 33 is engaged in the threaded hole, and the limiting bolt 34 cooperates with the vertical plate 31 and the horizontal plate 33 to adjust the distance between the shooting device 32 and the conveyor belt 13, so as to adapt to the detection of textbook paper of different sizes.

[0040] The working principle of this utility model is as follows: when using, first power on the device, connect the photographing device 32 to the external online printing quality inspection system, loosen the limiting bolt 34 according to the size of the textbook paper, and make it rotate in the threaded hole on the horizontal plate 33, so that the limiting bolt 34 is separated from the vertical plate 31, and the limit of the vertical plate 31 and the horizontal plate 33 is released, and the distance between the photographing device 32 and the conveyor belt 13 is adjusted so that the photographing device 32 can completely photograph the entire textbook paper in one shot, and then tighten the limiting bolt 34 to limit the distance between the vertical plate 31 and the horizontal plate 33, completing the adjustment of the photographing assembly 3;

[0041] Start the motor 12, drive the conveying roller 14 to rotate, and put the first group of conveying components 1 into operation, placing the textbook papers one by one on the conveyor belt 13. The device can also be connected to the textbook paper printing equipment, that is, after the textbook paper printing equipment completes printing a sheet, it is directly output to the conveyor belt 13. Under the conveyor belt 13, it passes through the shooting device 32, and the information on one side of the textbook paper is photographed and detected. After being transported by the conveyor belt 13, it falls on the flap 23 of the flip assembly 2. The cylinder 26 extends during operation, driving the rotating shaft 24 to move. The rotating shaft 24 drives the slider 25 to slide on the slide 22. At the same time, it drives the guide rod 27 to slide in the straight part of the guide groove 29, and the flap 23 drives the textbook paper away from the first group of conveying components 1. As the cylinder 26 pushes the rotating shaft 24 to continue to move, the head of the guide rod 27 slides into the rotating part of the guide groove 29. Under the guidance of the rotating part, the guide rod 27 drives the rotating shaft 24 to rotate around the hinge with the slider 25, thereby driving the flap 23 to flip 180 degrees, and conveying the textbook paper on the flap 23 to another group of conveying components 1. The other side of the textbook paper is inspected, and the cylinder 26 retracts, driving each component to reset, and completing the inspection of the textbook paper.

[0042] The electromechanical connection involved in the present invention is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, which belongs to common knowledge.

[0043] Components not described in detail herein are prior art.

[0044] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A textbook printing quality inspection device, characterized by: It comprises a conveying component (1) for the printed teaching material to be inspected and a turning component (2) for driving the printed teaching material to be inspected to turn 180 degrees; The conveying components (1) are provided in two groups, and the flipping component (2) is provided at the end where the two groups of conveying components (1) are connected; The conveying component (1) is also provided with a photographing component (3) for collecting information of the printed teaching materials to be inspected, and the photographing component (3) is connected to an external printing inspection system; The conveying assembly (1) includes a conveying frame (11) and a conveying belt (13); the conveying frame (11) is rotatably connected to a conveying roller (14); the conveying roller (14) is provided with two groups; the two groups of conveying rollers (14) are sleeved with the conveying belt (13); the conveying frame (11) is further provided with a motor (12); the motor (12) drives one group of the conveying rollers (14); The conveyor frame (11) is also provided with an adjustment component (4) for adjusting the inclination angle of the conveyor belt (13).

2. The teaching material printing quality detection device according to claim 1, characterized in that: The adjusting components (4) are provided with four, two in a group, and are provided on both sides of the conveyor belt (13); the adjusting components (4) include a mounting plate (41) and an arc block (43); the mounting plate (41) is mounted on the conveyor frame (11) through connecting bolts; the arc block (43) is provided on the facing surface of the mounting plate (41) and the conveyor belt (13); the arc block (43) is in the shape of a half truncated cone, and the arc end surface is slidably connected to the conveyor belt (13).

3. The teaching material printing quality detection device according to claim 1, characterized in that: The flip assembly (2) includes a flip frame (21) and a flap (23), the flip frame (21) is provided with a slide groove (22), a slider (25) is slidably connected in the slide groove (22), and the slider (25) is also rotatably connected to a rotating shaft (24), one end of the rotating shaft (24) is connected to the telescopic end of the cylinder (26) through a bearing seat, and the other end of the rotating shaft (24) is connected to the flap (23), and the flap (23) corresponds to the position of the conveying assembly (1), the rotating shaft (24) is further provided with a guide rod (27), and the flip frame (21) is further provided with a guide sleeve (28) for guiding the guide rod (27) to drive the rotating shaft (24) to rotate 180 degrees.

4. The teaching material printing quality detection device according to claim 3, characterized in that: The guide sleeve (28) is a semi-cylindrical shell with two transparent ends. A guide groove (29) adapted to the guide rod (27) is provided on the inner wall of the guide sleeve (28). The guide groove (29) includes a straight portion and a rotating portion. The guide rod (27) is slidably connected to the guide groove (29).

5. The teaching material printing quality detection device according to claim 4, characterized in that: The guide rod (27) is a T-shaped rod comprising a head and a neck, wherein the head is spherical and matches the size of the guide groove (29).

6. The teaching material printing quality detection device according to claim 1, characterized in that: The shooting assembly (3) includes a shooting device (32), and the shooting device (32) adopts a camera. The conveying frame (11) is provided with a vertical plate (31), and the vertical plates (31) are provided with two groups, which are located on both sides of the conveyor belt (13). The two groups of vertical plates (31) are slidably connected with a horizontal plate (33), and the horizontal plate (33) is provided with a through hole adapted to the vertical plate (31). The shooting device (32) is installed on the horizontal plate (33), and the horizontal plate (33) is also provided with a threaded hole communicating with the through hole, and a limiting bolt (34) is engaged in the threaded hole to limit the horizontal plate (33).

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